user3067592
user3067592

Reputation: 371

Down arrow after the div is not centered

I've just made this div

Demo

But the arrow after the div is not center aligned, once I insert the new div inside

HTML

<div id="hero_intro">
    <div class="quote">Lorem Ipsum is simply dummy text of the printing and typesetting industry.</div>
</div>

CSS

#hero_intro {
    background: #f18c22;
    height: 150px;
    text-align: center;
    color:#fff;
    z-index: 5000;
    font-size: 32px;
}
#hero_intro:after {
    content:'';
    position: absolute;
    width: 0;
    height: 0;
    margin-top: 150px;
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-top: 20px solid #f18c22;
}
#hero_intro .quote {
    width: 80%;
    margin-top: 30px;
    display: inline-block;
    text-align: center;
    line-height: 1.2em;
    color:#fff;
}

Upvotes: 1

Views: 1500

Answers (3)

Mr. Alien
Mr. Alien

Reputation: 157324

Make it left: 50%; which will make it center but not center exactly, so use margin-left: -20px; i.e 1/2 of total width of the absolute positioned triangle.

Demo

#hero_intro:after {
  content: '';
  position: absolute;
  width: 0; 
  height: 0; 
  margin-top: 150px;
  border-left: 20px solid transparent;
  border-right: 20px solid transparent;
  border-top: 20px solid #f18c22;
  left: 50%; /*Add these*/
  margin-left: -20px;
}

Note: Make sure you use position: relative; for the parent container and then position the element accordingly.. Also use bottom attribute instead of margin-top

Better Solution, regardless of height of your element, getting rid of margin-top and assigning position: relative; to the parent container.

Demo 2

#hero_intro {
    background: #f18c22;
    height: 150px;
    text-align: center;
    color:#fff;
    z-index: 5000;
    font-size: 32px;
    position: relative;
}
#hero_intro:after {
    content:'';
    position: absolute;
    width: 0;
    height: 0;
    bottom: -20px;
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-top: 20px solid #f18c22;
    left: 50%;
    margin-left: -20px;
}
#hero_intro .quote {
    width: 80%;
    margin-top: 30px;
    display: inline-block;
    text-align: center;
    line-height: 1.2em;
    color:#fff;
}

Upvotes: 2

Cristina Cristea
Cristina Cristea

Reputation: 566

here is the fix: http://jsfiddle.net/K5qdc/3/

#hero_intro{
background: #f18c22 ;
height: 150px;
text-align: center;
color:#fff;
z-index: 5000;
font-size: 32px; }

#hero_intro:after { 
content: '';  
position: absolute;
width: 0; 
height: 0; 
border-left: 20px solid transparent;
border-right: 20px solid transparent;
border-top: 20px solid #f18c22;
bottom: 28px;
left:0;
margin: 0 auto;
right:0; }

the rest you can find it in fiddler

Upvotes: 0

dabadaba
dabadaba

Reputation: 9512

Add left: 50%; to #hero_intro:after css. The parent container has to be position: relative obviously.

Upvotes: 2

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